Welcome to Hazrat Ali,
Problem Solving

Welcome to Hazrat Ali, Problem Solving Website “At Hazrat Ali, we provide a platform for aspiring problem solvers and developers to sharpen their coding and algorithmic skills. Whether you’re a beginner or an advanced coder, our wide range of challenges and resources will help you grow. From mastering data structures and algorithms to participating in competitive coding contests, we offer tools and a community that supports your journey in programming. Explore our curated problems, get involved in discussions, and start Solving problems that will elevate your coding expertise. Join us today and start your problem-Solving adventure!”

Recent Articles

Feb 25, 2026 • Leetcode

Minimum Time Difference

Given a list of 24-hour clock time points in "HH:MM" format, return the minimum minutes difference between any two time-points in the list.

Feb 24, 2026 • Leetcode

Height Checker

A school is trying to take an annual photo of all the students.

Feb 22, 2026 • Leetcode

Minimum Time Visiting All Points

On a 2D plane, there are n points with integer coordinates

Feb 21, 2026 • Leetcode

Available Captures for Rook

You are given an 8 x 8 matrix representing a chessboard.

Feb 20, 2026 • Leetcode

Find the Town Judge

In a town, there are n people labeled from 1 to n. There is a rumor that one of these people is secretly the town judge.

Feb 19, 2026 • Leetcode

Valid Boomerang

Given an array points where points[i] = [xi, yi] represents a point on the X-Y plane

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